478 Proceedings. 



'■ The Need of a Comprehensive Dominion Herbarium," by Mr. D. 

 Petrie. (Printed in the N.Z. Journal of Science and Technology, vol. 2, 

 pp. 260-62, 1919.) 



" Polymorphism in the Common New Zealand Limpet, Cellana radians 

 (Gri^ielin)," by Dr. J. A. Thomson. (Printed in the N.Z. Journal of Science 

 and Technology, vol. 2, pp. 264-67, 1919.) 



" A New Discoglossoid Frog from New Zealand {Liopelma hamiltoni)," 

 by A. E. McCuUoch. (Printed in the Transactions, pp. 447-49.) 



" The Pronunciation of Scientific Terms in New Zealand, with Special 

 Reference to the Terms of Botany," by Professor A. Wall. (Printed in 

 the Transactions, pp. 409-14.) 



" A Plea for Greater Simplicity in Biological Language," by Dr. C. 



Chilton. 



Friday, 7th February, 1919. 



Present : Hon. G. M. Thomson, Vice-President, in the chair, and a 

 number of members. 



At this session, in order to cope with the number of papers still to be 

 read, it was found necessary to hold separate meetings for the Biology 

 and Agriculture subsections. 



Subsection la, Biology. 



Papers. — " The Status of Entomology in the Economy of the Dominion," 

 by Mr. D. Miller. (Printed in the N.Z. Journal of Science and Technology, 

 vol. 2, pp. 269-73, 1919.) 



'^ Descriptions of New Zealand Lepidoptera," by Mr. E. Meyrick. 

 (Printed in the Transactions, pp. 349-54.) 



'' Notes on the Autecology of certain Plants of the Peridotite Belt, 

 Nelson," by Miss M. W. Betts. (Printed in the Transactions, pp. 136-56.) 



^" A History of Hagley Park, Christchurch, with Special Reference to its 

 Botany," by Miss E. M. Herriott. (Printed in the Transactions, pp. 427-47.) 



" The Seedling Form of Helichrysum coralloides,'" by Dr. L. Cockayne. 

 (Printed in the N.Z. Journal of Science and Technology, vol. 2, pp. 274-78, 

 1919.) 



" Some Geological Inferences from the Distribution of Raminculus 

 paucifolius,'" by Professor A. Wall. 



" Convergent Evolution in the Crustacea," by Dr. C. Chilton. 



" New Zealand Fisheries and their Future Development," by the Hon. 

 G. M. Thomson. 



Subsection lb, Agricidture. 



Papers. — Plant-breeding Methods and some Results," by Dr. F. W. 

 Hilgendorf. 



" The Control of Succession m Surface-sown Grassland," by Mr. A. H. 

 Cockayne. 



" Compatibility of Spraying-mixtures," by Mr. W. C. Morris. 



" Nitrification in Relation to the Calcium-carbonate Content of Canter- 

 bury Soil," by Mr. L. J. Wild. 



ABSTRACT. 



The work necessary to the completion of this paper was interrupted at a 

 critical time by an attack of pneumonic influenza. The problem may be 



